Coupler shaft for a latch mechanism used in doors, hatches, and gates



FIG. 1 is a top, front and left perspective view of a coupler shaft fora latch mechanism used in doors, hatches, and gates showing my newdesign;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front side elevational view thereof; and,

FIG. 5 is a right side elevational view thereof.

The broken line drawing of the inner shaft in FIGS. 1-5 is forillustrative purposes only and forms no part of the claimed design.

I claim the ornamental design for a coupler shaft for a latch mechanismused in doors, hatches, and gates, as shown and described.